snapshot: Add a minimal ModuleSnapshotMinidump and accessor from ProcessSnapshotMinidump

snapshot/minidump/process_snapshot_minidump.h

 // Copyright 2015 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
 #ifndef CRASHPAD_SNAPSHOT_MINIDUMP_PROCESS_SNAPSHOT_MINIDUMP_H_
 #define CRASHPAD_SNAPSHOT_MINIDUMP_PROCESS_SNAPSHOT_MINIDUMP_H_
 
 #include <sys/time.h>
 #include <windows.h>
 #include <dbghelp.h>
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "minidump/minidump_extensions.h"
 #include "snapshot/exception_snapshot.h"
+#include "snapshot/minidump/module_snapshot_minidump.h"
 #include "snapshot/module_snapshot.h"
 #include "snapshot/process_snapshot.h"
 #include "snapshot/system_snapshot.h"
 #include "snapshot/thread_snapshot.h"
 #include "util/file/file_reader.h"
 #include "util/misc/initialization_state_dcheck.h"
+#include "util/stdlib/pointer_container.h"
 
 namespace crashpad {
 
 //! \brief A ProcessSnapshot based on a minidump file.
 class ProcessSnapshotMinidump final : public ProcessSnapshot {
  public:
   ProcessSnapshotMinidump();
   ~ProcessSnapshotMinidump() override;
 
   //! \brief Initializes the object.
@@ skipping 15 matching lines @@
   const std::map<std::string, std::string>& AnnotationsSimpleMap()
       const override;
   const SystemSnapshot* System() const override;
   std::vector<const ThreadSnapshot*> Threads() const override;
   std::vector<const ModuleSnapshot*> Modules() const override;
   const ExceptionSnapshot* Exception() const override;
 
  private:
   // Initializes data carried in a MinidumpCrashpadInfo stream on behalf of
   // Initialize().
-  void InitializeCrashpadInfo();
+  bool InitializeCrashpadInfo();
+
+  // Initializes data carried in a MINIDUMP_MODULE_LIST stream on behalf of
+  // Initialize().
+  bool InitializeModules();
+
+  // Initializes data carried in a MinidumpModuleCrashpadInfoList structure on
+  // behalf of InitializeModules(). This makes use of MinidumpCrashpadInfo as
+  // well, so it must be called after InitializeCrashpadInfo().
+  bool InitializeModulesCrashpadInfo(
+      std::map<uint32_t, MINIDUMP_LOCATION_DESCRIPTOR>*
+          module_crashpad_info_links);
 
   MINIDUMP_HEADER header_;
   std::vector<MINIDUMP_DIRECTORY> stream_directory_;
   std::map<MinidumpStreamType, const MINIDUMP_LOCATION_DESCRIPTOR*> stream_map_;
+  PointerVector<internal::ModuleSnapshotMinidump> modules_;
   MinidumpCrashpadInfo crashpad_info_;
   std::map<std::string, std::string> annotations_simple_map_;
   FileReaderInterface* file_reader_;  // weak
   InitializationStateDcheck initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(ProcessSnapshotMinidump);
 };
 
 }  // namespace crashpad
 
 #endif  // CRASHPAD_SNAPSHOT_MINIDUMP_PROCESS_SNAPSHOT_MINIDUMP_H_